Form 4 Filing for Henderson Joseph Sean-Walsh

This Form 4 filing details a transaction by Henderson Joseph Sean-Walsh, Chief Accounting Officer of Bakkt, Inc. On June 25, 2026, Mr. Walsh sold 349 shares of Class A Common Stock at a price of $7.93 per share. This sale, coded as "S" (sale) and "D" (disposed), was to cover tax obligations associated with the vesting of restricted stock units, as indicated by footnote F1. Following this transaction, Mr. Walsh owns 13,048 shares of Class A Common Stock. It is noted that this post-transaction share count includes 2,904 shares subject to unvested restricted stock units, as per footnote F2. The filing is important due to an officer's stock transaction.